If you use Thunar, you know you can’t connect to a ssh directory .
Install sshfs:
sudo apt-get install sshfs
Use:
Mount
sshfs name@server:/path/to/folder /path/to/mount/point
And go to the mount point with thunar for copy/delete/past files on your other PC .
Umount:
fusermount -u /path/to/mount/point